16%吡氟酰草胺·双氟磺草胺悬浮剂的研制  

Preparation of diflufenican·florasulam 16%SC

作　　者：郭振营[1] 路飞 李琳 王振军[1] 马军锋 吴仁海[3] GUO Zhenying;LU Fei;LI Lin;WANG Zhenjun;MA Junfeng;WU Renhai(Xinxiang Academy of Agricultural Sciences,Xinxiang 453000,Henan,China;Xinxiang Zhongdian Herbicide Co.,Ltd.,Xinxiang 453000,Henan,China;Institute of Plant Protection,Henan Academy of Agricultural Sciences,Zhengzhou 450000,China)

机构地区：[1]新乡市农业科学院,河南新乡453000 [2]新乡市中电除草剂有限公司,河南新乡453000 [3]河南省农业科学院植物保护研究所,郑州450000

出　　处：《世界农药》2024年第5期18-24,共7页World Pesticide

基　　金：河南省重点研发专项(221111112300);河南省农业科学院科技创新团队项目(2024TD08)。

摘　　要：为研制出具有良好理化性能的16%吡氟酰草胺·双氟磺草胺悬浮剂,利用湿法研磨加工工艺,通过室内试验测定各项指标,对润湿分散剂、黏度调节剂、防冻剂、防腐剂、消泡剂等助剂进行了种类筛选,并确定了最佳添加量。结果表明16%吡氟酰草胺·双氟磺草胺悬浮剂最优配方组成为双氟磺草胺1.0%、吡氟酰草胺15.0%、DS-80301.0%、DS-700T4.0%、黄原胶0.2%、硅酸镁铝1.5%、乙二醇5.0%、苯磺酸钠0.05%、聚醚改性硅油H-2040.2%,水补足100%。按上述配方制成的制剂具有良好的悬浮性能和储存稳定性,质量可靠,各项指标均符合悬浮剂相关标准。This study aims to prepare diflufenican·florasulam 16%SC with good physical and chemical properties.The SC was prepared by wet grinding technology.The adjuvants of the formulation such as wetting dispersant,thickener,antifreeze,defoamer and preservative were screened through the laboratory tests of various indexes,and their optimal addition amount was determined.The best formula of diflufenican·florasulam 16%SC was diflufenican 15.0%,florasulam 1.0%,DS-80301.0%and DS-700T 4.0%,xanthan gum 0.2%,magnesium aluminum silicate 1.5%,ethylene glycol 5.0%,sodium benzoate 0.05%,polyether modified silicone oil H-2040.2%,and distilled water up to 100%.The formulation has high suspension rate,excellent storage stability and reliable quality.The test indexes are in line with the relevant standards for suspension concentrate.

关 键 词：吡氟酰草胺 双氟磺草胺 悬浮剂 配方 

分 类 号：TQ457[化学工程—农药化工]